132 lines
3.3 KiB
C++
132 lines
3.3 KiB
C++
//===- FDRTraceExpander.cpp -----------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/XRay/FDRTraceExpander.h"
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namespace llvm {
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namespace xray {
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void TraceExpander::resetCurrentRecord() {
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if (BuildingRecord)
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C(CurrentRecord);
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BuildingRecord = false;
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CurrentRecord.CallArgs.clear();
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CurrentRecord.Data.clear();
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}
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Error TraceExpander::visit(BufferExtents &) {
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resetCurrentRecord();
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return Error::success();
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}
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Error TraceExpander::visit(WallclockRecord &) { return Error::success(); }
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Error TraceExpander::visit(NewCPUIDRecord &R) {
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CPUId = R.cpuid();
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BaseTSC = R.tsc();
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return Error::success();
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}
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Error TraceExpander::visit(TSCWrapRecord &R) {
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BaseTSC = R.tsc();
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return Error::success();
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}
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Error TraceExpander::visit(CustomEventRecord &R) {
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resetCurrentRecord();
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if (!IgnoringRecords) {
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CurrentRecord.TSC = R.tsc();
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CurrentRecord.CPU = R.cpu();
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CurrentRecord.PId = PID;
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CurrentRecord.TId = TID;
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CurrentRecord.Type = RecordTypes::CUSTOM_EVENT;
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CurrentRecord.Data = std::string(R.data());
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BuildingRecord = true;
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}
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return Error::success();
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}
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Error TraceExpander::visit(CustomEventRecordV5 &R) {
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resetCurrentRecord();
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if (!IgnoringRecords) {
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BaseTSC += R.delta();
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CurrentRecord.TSC = BaseTSC;
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CurrentRecord.CPU = CPUId;
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CurrentRecord.PId = PID;
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CurrentRecord.TId = TID;
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CurrentRecord.Type = RecordTypes::CUSTOM_EVENT;
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CurrentRecord.Data = std::string(R.data());
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BuildingRecord = true;
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}
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return Error::success();
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}
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Error TraceExpander::visit(TypedEventRecord &R) {
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resetCurrentRecord();
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if (!IgnoringRecords) {
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BaseTSC += R.delta();
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CurrentRecord.TSC = BaseTSC;
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CurrentRecord.CPU = CPUId;
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CurrentRecord.PId = PID;
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CurrentRecord.TId = TID;
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CurrentRecord.RecordType = R.eventType();
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CurrentRecord.Type = RecordTypes::TYPED_EVENT;
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CurrentRecord.Data = std::string(R.data());
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BuildingRecord = true;
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}
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return Error::success();
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}
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Error TraceExpander::visit(CallArgRecord &R) {
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CurrentRecord.CallArgs.push_back(R.arg());
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CurrentRecord.Type = RecordTypes::ENTER_ARG;
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return Error::success();
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}
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Error TraceExpander::visit(PIDRecord &R) {
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PID = R.pid();
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return Error::success();
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}
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Error TraceExpander::visit(NewBufferRecord &R) {
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if (IgnoringRecords)
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IgnoringRecords = false;
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TID = R.tid();
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if (LogVersion == 2)
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PID = R.tid();
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return Error::success();
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}
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Error TraceExpander::visit(EndBufferRecord &) {
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IgnoringRecords = true;
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resetCurrentRecord();
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return Error::success();
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}
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Error TraceExpander::visit(FunctionRecord &R) {
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resetCurrentRecord();
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if (!IgnoringRecords) {
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BaseTSC += R.delta();
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CurrentRecord.Type = R.recordType();
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CurrentRecord.FuncId = R.functionId();
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CurrentRecord.TSC = BaseTSC;
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CurrentRecord.PId = PID;
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CurrentRecord.TId = TID;
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CurrentRecord.CPU = CPUId;
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BuildingRecord = true;
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}
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return Error::success();
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}
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Error TraceExpander::flush() {
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resetCurrentRecord();
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return Error::success();
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}
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} // namespace xray
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} // namespace llvm
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